Applied-Energistics-2-tilera-Edition/src/main/java/appeng/client/render/ItemRenderer.java

/*
 * This file is part of Applied Energistics 2.
 * Copyright (c) 2013 - 2014, AlgorithmX2, All rights reserved.
 *
 * Applied Energistics 2 is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Applied Energistics 2 is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with Applied Energistics 2.  If not, see <http://www.gnu.org/licenses/lgpl>.
 */

package appeng.client.render;

import net.minecraft.item.ItemStack;
import net.minecraftforge.client.IItemRenderer;
import org.lwjgl.opengl.GL11;

public class ItemRenderer implements IItemRenderer {
    public static final ItemRenderer INSTANCE = new ItemRenderer();

    @Override
    public boolean handleRenderType(final ItemStack item, final ItemRenderType type) {
        return true;
    }

    @Override
    public boolean shouldUseRenderHelper(
        final ItemRenderType type, final ItemStack item, final ItemRendererHelper helper
    ) {
        return true;
    }

    @Override
    public void
    renderItem(final ItemRenderType type, final ItemStack item, final Object... data) {
        GL11.glPushMatrix();
        GL11.glPushAttrib(GL11.GL_ENABLE_BIT | GL11.GL_COLOR_BUFFER_BIT);
        GL11.glEnable(GL11.GL_ALPHA_TEST);
        GL11.glEnable(GL11.GL_DEPTH_TEST);
        GL11.glEnable(GL11.GL_BLEND);
        GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
        GL11.glColor4f(1.0f, 1.0f, 1.0f, 1.0f);

        if (type == ItemRenderType.ENTITY) {
            GL11.glTranslatef(-0.5f, -0.5f, -0.5f);
        }
        if (type == ItemRenderType.INVENTORY) {
            GL11.glTranslatef(0.0f, -0.1f, 0.0f);
        }

        WorldRender.INSTANCE.renderItemBlock(item, type, data);

        GL11.glPopAttrib();
        GL11.glPopMatrix();
    }
}